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Similar to Happiness

24 Manga Like Happiness

These 24 manga share the Action genres and Adult Cast and Detective themes that define Happiness. They are ranked by how much they overlap with it — strongest matches first — then by community rating.

Follow what catches your eye. Open a story, or explore its matches to keep discovering.

Showing 24 of 24 matches

Shared themes: Adult Cast. Also Action.

After witnessing the death of one of their own, the Absolute Ones—creators of the many universes outside of our own—frantically seek to fill the power void left by their fallen brother. With earth's existence in danger once more as gates spill monsters into ou

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Shared themes: Adult Cast. Also Action.

Exorcists Gotsuji and Uruka spend their days exorcising evil spirits on request, inching ever closer to their goal: to cut down a specific spirit as a means of mourning the woman it killed. Uruka, mystified by Gotsuji's actions, accompanies him in his quest fo

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Shared themes: Adult Cast. Also Action.

Jaerim, a.k.a. the "Executioner," the most fearsome villain of all, is about to marry his civilian girlfriend! But before they can say "I do," he has to survive life with her family, who just so happen to be the most powerful superhero clan. Can he keep his id

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Shared themes: Adult Cast. Also Action.

As a young boy, Taeha Jin's life is turned upside down when an attack during a family yacht trip robs him of his parents and future as heir to the Cheon-gu Group—Korea's leading conglomerate. Uncovering the dark truths behind the accident—one of vicious power

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Shared themes: Adult Cast. Also Action.

Sanghyeon has the uncanny ability to absorb powers of magical artifacts—by devouring them. But it took him thirty years to master, and at fifty-five, it's too late to escape mediocrity. Then one day, he's miraculously sent back in time to the fateful day he aw

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Shared themes: Adult Cast. Also Action.

National Intelligence Service black ops agent Suhyeok is tasked with assassinating Nanayama, the Yakuza leader heading a drug trafficking organization in Korea. To his surprise, the target is a captivating woman named Anna, who appears disconnected from any vi

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Shared themes: Adult Cast. Also Action.

The moment I was notified of being included in the company's restructuring list, a deafening roar, as if the sky was falling, marked the transformation of the world. [The sale of this Earth has been decided.] [Accordingly, a restructuring of personnel is under

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Shared themes: Adult Cast. Also Action.

In the heart of Tokyo lies Animoe Animation Studios, where Alexander Tanaka works as a brilliant producer. But behind his success lies a mysterious past...! (Source: MANGA Plus)

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Shared themes: Adult Cast. Also Action.

Veteran exorcist Shiren Erihara worries about absolutely everything. One day, he goes on a demon hunt with rookie Hajo, but his anxieties are endless - from wondering if he turned off the gas to worrying about losing the rookie's respect. Can this unlikely duo

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Shared themes: Adult Cast. Also Action.

Veteran assassin Sazé is assigned to train rookie Gigi on the job. However, Gigi, being typical of "kids these days," accuses Sazé of workplace harassment just for giving a little advice... (Source: MANGA Plus)

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Shared themes: Adult Cast. Also Action.

Byeon Hogil is a third-class killer in the criminal organization Glory Club, with no way up and only one way out. He pivots into law, but his knack for killing doesn't disappear. Juggling courtrooms and bullets, Hogil starts redefining justice his own way. The

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Shared themes: Adult Cast. Also Action.

In a universe overrun by the dark primordial beasts known as Krakens, the remnants of humanity contend for black ether, a fearsome energy source harvested from black holes. Amid the wreckages of war, the heroic spy Oriale takes on a critical mission! (Source:

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Shared themes: Adult Cast. Also Action.

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Shared themes: Adult Cast. Also Action.

Jintae Seo and his younger sister Jina, a purple-eyed albino, are separated after being kidnapped by human traffickers. After two years of torment, Jintae is rescued by an assassin named Shin Kim. After years of training, Jintae, now an assassin himself, follo

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Shared themes: Adult Cast. Also Action.

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Shared themes: Adult Cast. Also Action.

They put a suit on the one man who never should've worn one. Raised in the shadows, with no family and no future, Kim Ji-won thought his life was set—a nobody wrapped in a hoodie, blending into the darkness. But fate had other plans. After getting caught up in

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Shared themes: Adult Cast. Also Action.

The manga centers on Ken Ooshima, a kind man who takes on the role of debt collector, and he takes on everyone from gangsters to politicians, to collect a total of five billion yen loan. (Source: ANN)

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Shared themes: Adult Cast. Also Action.

Raised as brothers in an orphanage, Bawoo and Joseph take opposite paths—Joseph becoming a priest and Bawoo becoming an underground fighting champion. However, when Joseph awakens as the great demon Lucifer and massacres the residents of their orphanage, their

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Shared themes: Detective. Also Action.

Manga adaptation of the twenty-sixth Meitantei Conan movie.

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Shared themes: Detective. Also Action.

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Shared themes: Adult Cast. Also Action.

A retired spy has become a geezer who blindly dotes on his granddaughter.

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Shared themes: Adult Cast · Detective.

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Shared themes: Adult Cast · Detective.

When it comes to light that Octavia de Reine isn't a legitimate member of the noble House of Reine, she swiftly finds herself disowned. At first she takes this in stride...until her power hungry father and ex-suitor start vying for the house full of mysterious

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Shared themes: Adult Cast · Detective.

One day, private detective Kanako Udagawa receives a request from client Yuiko Shinonome to conduct surveillance on her fiancé. But when Detective Udagawa drops by the fortune-teller that the fiancé's been visiting on the sly, she encounters a boundlessly bubb

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